Oprah Winfrey with Oscar de la Renta, who designed her navy organza gown for the evening. (Stephen Lovekin / Getty Images)
Mike Nichols and Diane Sawyer (Evan Agostini / Associated Press)
Chloe Sevigny (Peter Kramer / Associated Press)
Janet Jackson in Lanvin (Timothy A. Clary / AFP / Getty Images)
Bar Refaeli (Stephen Lovekin / Getty Images)
Sienna Miller, in Emilio Pucci, with Jude Law (Larry Busacca / Getty Images)
Thandie Newton (Justin Lane / EPA)
Naomi Campbell in Dolce & Gabbana (Peter Kramer / Associated Press)
Mary J. Blige (Evan Agostini / Associated Press)
Christina Hendricks in L’Wren Scott (Timothy A. Clary / AFP / Getty Images)
Nicole Richie (Larry Busacca / Getty Images)
Emilie de Ravin (Stephen Lovekin / Getty Images)
Narciso Rodriguez and Julianna Margulies (Larry Busacca / Getty Images)
Jennifer Lopez in Zuhair Murad (Peter Kramer / Associated Press)
Katy Perry (Larry Busacca / Getty Images)
Marion Cotillard in Dior (Larry Busacca / Getty Images)
Naomi Watts (Larry Busacca / Getty Images)
Rachel Zoe (Stephen Lovekin / Getty Images)
January Jones in YSL (Larry Busacca / Getty Images)
“Gossip Girl’s” Jessica Szohr (Stephen Lovekin / Getty Images)
Zoe Saldana in Calvin Klein (Stephen Lovekin / Getty Images)
Diane Kruger and Joshua Jackson (Larry Busacca / Getty Images)
Vogue editor in chief Anna Wintour in Chanel (Stephen Lovekin / Getty Images)
Joy Bryant in Marchesa (Stephen Lovekin / Getty Images)
Emma Watson (Stephen Lovekin / Getty Images)
“The Blind Side” actress Lily Collins (Stephen Lovekin / Getty Images)
Claire Danes (Stephen Lovekin / Getty Images)
Donatella Versace (Peter Kramer / Associated Press)
Kirsten Dunst in Rodarte for Gap (Larry Busacca / Getty Images)
Brooke Shields, wearing Michael Kors, and standing with ... Michael Kors. (Larry Busacca / Getty Images)
Sarah Jessica Parker (Larry Busacca / Getty Images)
Padma Lakshmi (Stephen Lovekin / Getty Images)
Naomi Watts and Liev Schreiber (Stephen Lovekin / Getty Images)
Model-actress Riley Keough and designer Thakoon Panichgul, who designed her dress. (Larry Busacca / Getty Images)
Kate Hudson (Stephen Lovekin / Getty Images)
Sean Combs (Evan Agostini / Associated Press)
Jessica Biel and Justin Timberlake were Ralph Lauren’s guests to the gala. (Peter Kramer / Associated Press)
Taylor Swift in Ralph Lauren Collection (Evan Agostini / Associated Press)
Kristen Stewart (Larry Busacca / Getty Images)
Maggie Gyllenhaal (Stephen Lovekin / Associated Press)
Elizabeth Banks in Gucci (Larry Busacca / Getty Images)
